Septic License Training Exam Questions And Already Passed Answers.
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Course
Tennessee septic installer license
Institution
Tennessee Septic Installer License
Septic tanks are required to have all seams and drain holes sealed to make water tight. - Answer true
all pretreatment units + distribution boxes are required to have KY approval numbers on them - Answer true
equal-flow type distribution boxes may be installed on tamped sand or gravel -...
Septic License Training Exam Questions
And Already Passed Answers.
Septic tanks are required to have all seams and drain holes sealed to make water tight. - Answer true
all pretreatment units + distribution boxes are required to have KY approval numbers on them - Answer
true
equal-flow type distribution boxes may be installed on tamped sand or gravel - Answer true
highest hole in hill side box does not have to be connected to inlet pipe - Answer false
all distribution boxes shall be installed level - Answer true
certified installer must lay out a septic system prior to evacuation to assure that adequate fall between
components is possible - Answer true
equipment used in constructing aseptic system should be:
a. as heavy as possible to maximize soil compaction
b. as light as possible to minimize soil compaction
c. equipment weight does not matter - Answer b. as light as possible to minimize soil compaction
the minimum lateral trench depth is 24 inches - Answer false
soil + site conditions limit which type of on site sewage disposal system will work on a site - Answer
true
primary purpose of septic tank is to remove solids thru sewage thru settling - Answer true
,soil structure indicates amount of large pore spaces in soil, which are important to absorb sewage
effluent from the lateral lines - Answer true
gray water systems contain discharge from these fixtures - Answer laundry, hand wash sink, shower,
bathtubs, laundry tubs
slopes greater than 15% may be unstable when on-site sewage disposable systems installed on them
unless special designs modifications made - Answer true
what natural process removes most of sewage effluent from lateral trench?
a. evaporation
b. gravity flow
c. bacterial action
d. uptake by trees + grass - Answer b. gravity flow
seasonal water tables can be identified in dry months by
a. orange + red colors in soil
b. direct presence of water in soil when sampled
c. gray, green, blue or black colors in soil
d. presence of large flag stones
e. all above - Answer c. gray, green, blue or black colors in soil
certified installer must submit proposed system drawing prior to obtaining instillation permit - Answer
true
certified installer must lay out on site sewage system to determine if adequate fall is possible between
components - Answer true
, you obtain permit to install system with lateral trenches no deeper than 10 inches. if home builder tells
you that they do not want septic tank leaving hump in yard. what do you do?
a. bury tank deep enough in ground so no hump
b. install low profile septic tank
c. install regular septic tank + add fill soil dirt around tank so no hump left when yard is graded
d. either b or c - Answer d. both b + c = install low profile septic tank or
install regular septic tank + add fill soil dirt around tank so no hump left when yard is graded
wire test is
a. test to determine if electrical wiring properly installed
b. test to determine whether lateral lines installed level
c. field test to determine if soil moisture will cause damage during lateral line excavation
d. all above - Answer c. field test to determine if soil moisture will cause damage during lateral line
excavation
maximum length for individual conventional lateral trench is
a. 100 feet
b. 200 feet
c. no maximum limit
d. 70 feet - Answer b. 200 feet
the appropriate minimum spacing of conventional rock trench is
a. 5 feet on centers
b. 8 feet side wall to side wall
c. 8 feet on centers - Answer c. 8 feet on centers
the appropriate minimum spacing of low pressure pipe system is
a. 5 feet on centers
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